tekmar Zone Expansion Module 324

Zone Expansion Module 324

Control Description The tN2 Zone Expansion Module 324 is designed to allow 2-wire tekmarNet®2 Thermostats to connect to a tekmarNet®4 System Control such as a 420, 421, 422, 423, 274, or 275. The 324 operates up to four zone valves or zone pumps. The 324 is to be installed in an enclosure together with a tekmar Zone Manager.

Literature

—

D324, W324

Control	—	Microprocessor PID control; This is not a safety (limit) control
Packaged Weight	—	4.86 lb (2200 g)
Dimensions	—	3-5/8” H x 5-3/8” W x 9/16” D (92 x 137 x 14 mm)
Approvals	—	CSA C US, CSA/UL 61010-1, meets Class B: ICES and FCC Part 15
Ambient Conditions	—	Indoor use only, 32 to 109°F (0 to 43°C)
	—	RH max 80% to 87°F (31°C), down to 50% at 104°F (40°C)
	—	Altitude < 6560 feet (2000 m), Installation Category II, Pollution Category 2
Power Supply	—	Provided by interconnected Zone Manager
Zone Group Pump Relay	—	115 V (ac) 5 A
Zone Relays	—	115 V (ac) 5 A
Combined Load on Zone Power	—	12 A Maximum
Cool and Fan Relays	—	24 V (ac) 2 A

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Literature

Control

Packaged Weight

Dimensions

Approvals

Ambient Conditions

Power Supply

Zone Group Pump Relay

Zone Relays

Combined Load on Zone Power

Cool and Fan Relays